laboursonline – MCQs, Mock Tests | NEET Test Series-2021 to 2022 NEET Biology MCQS Mock Test Paper 24

This virus has RNA and DNA both

1. Herpes Virus
2. Leuko Virus
3. Polio virus
4. Cyanophage

✅ Correct Answer: 2

Which serious ailment does the Poliovirus cause all over the world?

1. mental retarded ness
2. brain haemorrhage
3. paralysis
4. poliomyelitis

✅ Correct Answer: 4

For the very first time, this virus was synthesized in the form of non-living crystals

1. Bacteriophage
2. Tobacco mosaic virus
3. Flu Virus
4. Pox virus

✅ Correct Answer: 2

This technique is commonly used for most viral vaccines

1. Molecular biology
2. Animal tissues in vitro
3. Virus like particles (VLPs)
4. traditional cell culture

✅ Correct Answer: 4

The causative of the disease, Polio is

1. Fungus
2. Virus
3. Bacteria
4. Toxin

✅ Correct Answer: 2

Interferons curb infection of

1. cancer
2. bacteria
3. fungi
4. none of the above

✅ Correct Answer: 4

The region where the polio virus multiplies in the body is

1. intestinal cells
2. nerve cells
3. muscle cells
4. none of the above

✅ Correct Answer: 1

This can eradicate Polio

1. live polio vaccine
2. killed polio vaccine
3. combination of live and killed vaccines
4. attention to sewage control and hygiene

✅ Correct Answer: 3

Scientifically, the delivery of the developed fetus is termed as

1. ovulation
2. abortion
3. oviposition
4. parturition

✅ Correct Answer: 4

Which of these events is unlikely to happen if the mammalian ovum does not get fertilized?

1. primary follicle starts to develop
2. secretion of the estrogen increases
3. rapid decrease in the secretion of progesterone
4. disintegration of corpus luteum

✅ Correct Answer: 2

Colostrum is

1. milk of lactation period
2. milk of initial few days
3. milk of initial few hours
4. milk on day one

✅ Correct Answer: 2

In humans, the location of the Bartholin’s glands are

1. either side of the fallopian tube
2. either side of the penis
3. either side of the vas deferens
4. either side of the vagina

✅ Correct Answer: 4

What does colostrum contain?

1. four antibodies
2. two antibodies
3. many antibodies
4. one antibody only

✅ Correct Answer: 3

The Graafian follicle regresses to this after ovulation

1. corpus albicans
2. corpus atresia
3. corpus callosum
4. corpus luteum

✅ Correct Answer: 4

The sex of the unborn takes shape during

1. start of the cleavage
2. implantation
3. fertilization by the male gamete
4. fertilization by female gamete

✅ Correct Answer: 3

When does lactation start?

1. During pregnancy
2. at the end of first trimester
3. before parturition
4. at the end of pregnancy

✅ Correct Answer: 4

After how many days of fertilization does implantation occur?

1. 8 days
2. 7 days
3. 6 days
4. 5 days

✅ Correct Answer: 2

This structure ruptures when “water breaks” in pregnancy

1. placenta
2. amniotic fluid
3. chorionic sac
4. amniochorionic membrane

✅ Correct Answer: 2

The urea in hypertonicity is retained in

1. birds
2. man
3. amphibians
4. elasmobranch

✅ Correct Answer: 4

This is a metabolic waste as a result of protein metabolism

1. ammonia, urea and creatinine
2. ammonia, urea and alanine
3. nitrogen, oxygen and urea
4. carbon dioxide, urea and ammonia

✅ Correct Answer: 1

The least toxic excretory material is

1. urea
2. all are equally toxic
3. ammonia
4. uric acid

✅ Correct Answer: 4

The yellow colour is imparted to the vertebrate’s urine because of

1. melanin
2. uric acid
3. urochrome
4. cholesterol

✅ Correct Answer: 3

This amongst the following is an excretory structure

1. pinacocyte
2. solenocyte
3. choanocyte
4. archeocyte

✅ Correct Answer: 2

In the urine of frog, the main nitrogenous waste product is

1. allantoin
2. urea
3. uric acid
4. ammonia

✅ Correct Answer: 2

In ureotelic animals,

1. urine is passed out in form of solution of ammonia
2. urine is passed out in form of solution of urea
3. urine is passed out in form of amino acids
4. urine is passed out in none of these forms

✅ Correct Answer: 2

For urea formation, the correct order of ornithine cycle is. Ornithine ________,

1. urinine, arginine
2. arginine, urinine
3. citrulline, arginine
4. arginine, citrulline

✅ Correct Answer: 3

Who discovered the Ornithine cycle?

1. Bowman
2. Krebs and Hanseliet
3. Krebs
4. Malpighi

✅ Correct Answer: 2

The main nitrogenous waste in ___________ is uric acid

1. man
2. fishes
3. birds
4. frog

✅ Correct Answer: 3

This nucleic acid is found in hepatitis B virus

1. dsRNA
2. ssDNA
3. ssRNA
4. dsDNA

✅ Correct Answer: 4

Hepatitis G virus is from the family

1. Coronaviridae
2. Hepadnaviridae
3. Flaviviridae
4. Caliciviridae

✅ Correct Answer: 3

This Hepatitis virus is not an RNA virus

1. Hepatitis G virus
2. Hepatitis E virus
3. Hepatitis B virus
4. Hepatitis A virus

✅ Correct Answer: 3

This form of Hepatitis could be passed via contaminated water or food

1. A and E
2. C
3. B
4. All of these

✅ Correct Answer: 1

This is incorrect regarding Hepatitis A virus

1. It can cause hepatocellular carcinoma
2. It may be cultivated in cell culture to be used in primate and human cells
3. It is one of the most stable viruses that infects humans
4. None of these

✅ Correct Answer: 1

This can cause Hepatitis

1. an improperly functioning immune system
2. alcohol and medicines
3. viruses
4. all of these

✅ Correct Answer: 4

The most reliable detection test for Hepatitis E is

1. ELISA test for IgG anti-HEV
2. Polymerase chain reaction for detection of HEV RNA
3. Western blot assay for IgM anti-HEV
4. ELISA test for IgM anti-HEV

✅ Correct Answer: 2

This agent represents an isolate of Hepatitis G virus

1. GBV-C
2. GBV-B
3. GBV-A
4. None of the above

✅ Correct Answer: 1

This organ is majorly affected by hepatitis

1. Liver
2. Heart
3. Kidneys
4. Brain

✅ Correct Answer: 1

In a sample of blood, doctors look for which of these elevated levels to confirm Hepatitis?

1. interferons
2. Calcium
3. Liver enzymes
4. White blood cells

✅ Correct Answer: 3

The causative of the bacterial disease, Plague is

1. Vibrio
2. Mycobacterium
3. Clostridium
4. Pasteurella pestis

✅ Correct Answer: 4

In the life cycle of plague, this is the role of humans

1. primary host
2. secondary reservoir
3. accidental intruder in rat flea cycle
4. primary transmission vector

✅ Correct Answer: 3

This transmits Plague

1. Tse-tse fly
2. House fly
3. Mosquito
4. Rat flea

✅ Correct Answer: 4

This set shows bacteria diseases

1. Mumps, Malaria, poliomyelitis
2. Tuberculosis, Tetanus, Measles
3. Plague, Leprosy, Diphtheria
4. Mumps, Typhoid, Cholera

✅ Correct Answer: 3

What is the biological name of the vector/insect which carries Plague?

1. Pediculus humanus
2. Bacillus pestis
3. Anopheles mosquito
4. Xenopsylla cheopis

✅ Correct Answer: 4

This plague type is the most serious of all forms of this disease and is contagious

1. Septicemic Plague
2. Pneumonic Plague
3. Bubonic Plague
4. None of these

✅ Correct Answer: 2

Which of the following is associated with “Black death”

1. Measles
2. Plague
3. Tuberculosis
4. Cancer

✅ Correct Answer: 2

This is the most common form of plague causing swelling of the lymph nodes

1. Pneumonic plague
2. Bubonic plague
3. Septicemic plague
4. All of these

✅ Correct Answer: 2

The causative of Plague is

1. Leishmania donovani
2. Yersinia pestis
3. Trichinella spiralis
4. Salmonella typhimurium

✅ Correct Answer: 2

This can be used to prepare the vaccine of Tularemia and Plague

1. Formalin inactivated suspension of virulent bacteria
2. Heat killed suspension of virulent bacteria; avirulent live bacteria
3. Chemical fraction of the causative bacteria
4. All of these

✅ Correct Answer: 4

Except this, all others inhibit the pancreatic secretion

1. Glucagon
2. Somatostatin
3. Sympathetic stimulation
4. Acid in the duodenum

✅ Correct Answer: 4

When a solution changes the color of a turmeric indicator to red from yellow, what is the solution?

1. neutral
2. acidic
3. basic
4. none of the above

✅ Correct Answer: 3